Ocular toxocariasis simulating a retinal hamartoma. A case report

Luis R. Michel-Espinoza, Belina Arias-Cabello, Daniel Moreno-Páramo, M. Estela Arroyo-Yllanes
2021 Revista Mexicana de Oftalmología (English Edition)  
Case report: The case concerns a 6 year-old girl who refers a 6-month history of decreased visual acuity in the right eye. The only relevant data during interrogation was contact with dogs. The initial diagnosis was a retinal hamartoma. The patient was studied with complete blood count, blood chemistry, magnetic resonance imaging, and A and B-scan ultrasonography. Anti-Toxocara canis antibodies were measured (IgG 24.5 U, normal range 0-9 U; IgM and IgA < 2.5 U within normal range). Discussion:
more » ... fter a comprehensive evaluation that ruled out a retinoblastoma, along with laboratory tests and imaging findings, we established a diagnosis of a central granuloma with centripetal vitreoretinal contraction caused by ocular toxocariasis.
doi:10.24875/rmoe.m21000198 fatcat:mtc5pbhryngpphxthgrqk3e6fa